Finding the Fourth Proportional to 17,491,201.09, 24,138,587.55 and 9,651,221.91
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Solution
The fourth proportional to 17,491,201.09, 24,138,587.55 and 9,651,221.91 is: 13,319,089.06
Step by Step Solution
- Step 1: Write the proportion equation
17,491,201.09 : 24,138,587.55 = 9,651,221.91 : x - Step 2: Convert to fraction form
17,491,201.09/24,138,587.55 = 9,651,221.91/x - Step 3: Cross multiply
17,491,201.09x = 24,138,587.55 × 9,651,221.91 - Step 4: Simplify right side
17,491,201.09x = 232,966,864,990,757.12 - Step 5: Solve for x
x = 232,966,864,990,757.12/17,491,201.09 - Step 6: Final answer
x = 13,319,089.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.